/*左边浮动*/
.f_left{
    float: left;
}
/*右浮动*/
.f_right{
    float: right;
}
/*清除浮动*/
.clearFix::before,
.clearFix::after{
    content: '';
    display: block;
    visibility: hidden;
    height: 0;
    line-height: 0;
    clear: both;
}
a{
    display: block;
    color: #333333;
    text-decoration: none;
}
a:hover{
    color: #ff6700;
}
.p_top_10{
    padding-top: 10px;
}
.p_left_10{
    padding-left: 10px;
}
.m_top_40{
    margin-top: 40px;
}
.m_top_5{
    margin-top: 5px;
}
.m_left_40{
    margin-left: 40px;
}
